Radio Shack Pro-96 Scanner "priorty" Questions

I have a problem with the wx priorty check staying on and it keeps me from hearing transmissions how do i shut off. According to manual you can deactivate the Priority function by pressing the PRI key

...then resumes scanning before the end of the transmission. I've tried everything, There is no Wx. or priorty modes on. The manual states that the scanning will halt whenever the squelch is broken by a ...